Phyllome leverages 3D acceleration within guest operating systems extensively, in three different modes depending on the context.
vfio-pci drivervirtio-gpu driver. Compatible with most GPUs but not many guests| Description | vfio-pci | vfio-mdev | vfio-gpu |
|---|---|---|---|
| Performance | Near-native performance and full features set | Near-native performance and full features set | Degraded performance and limited features set |
| Guests support | UNIX and non-UNIX guests | UNIX and non-UNIX guests | Works only on selected UNIX guests |
| Driver | No specialized driver in the guest | No specialized driver in the guest | A special driver in the guest is required |
| Number of host GPUs | Two GPUs in most situations | A single GPU | A single GPU |
| GPU support | Mostly GPU agnostic | Recent Intel integrated GPUs and some professional-grade Nvidia GPUs. Some consumer GPUs can be unlocked | Mostly GPU agnostic |